feat: added new EmojiTextFormatter

Author: kishormainali

.dart_tool/package_config.json

@@ -578,7 +578,7 @@
       "languageVersion": "3.0"
     }
   ],
-  "generated": "2023-10-29T14:11:33.675273Z",
+  "generated": "2023-10-31T10:42:03.017184Z",
   "generator": "pub",
   "generatorVersion": "3.1.5"
 }

.flutter-plugins-dependencies

@@ -1 +1 @@
-{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","native_build":true,"dependencies":[]},{"name":"image_picker_ios","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_ios-0.8.8/","native_build":true,"dependencies":[]}],"android":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","native_build":true,"dependencies":["flutter_plugin_android_lifecycle"]},{"name":"flutter_plugin_android_lifecycle","path":"/Users/kishor/.pub-cache/hosted/pub.dev/flutter_plugin_android_lifecycle-2.0.15/","native_build":true,"dependencies":[]},{"name":"image_picker_android","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_android-0.8.7+4/","native_build":true,"dependencies":["flutter_plugin_android_lifecycle"]}],"macos":[{"name":"file_selector_macos","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_macos-0.9.3+1/","native_build":true,"dependencies":[]},{"name":"image_picker_macos","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_macos-0.2.1/","native_build":false,"dependencies":["file_selector_macos"]}],"linux":[{"name":"file_selector_linux","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_linux-0.9.2/","native_build":true,"dependencies":[]},{"name":"image_picker_linux","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_linux-0.2.1/","native_build":false,"dependencies":["file_selector_linux"]}],"windows":[{"name":"file_selector_windows","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_windows-0.9.3/","native_build":true,"dependencies":[]},{"name":"image_picker_windows","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_windows-0.2.1/","native_build":false,"dependencies":["file_selector_windows"]}],"web":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","dependencies":[]},{"name":"image_picker_for_web","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_for_web-3.0.0/","dependencies":[]}]},"dependencyGraph":[{"name":"file_picker","dependencies":["flutter_plugin_android_lifecycle"]},{"name":"file_selector_linux","dependencies":[]},{"name":"file_selector_macos","dependencies":[]},{"name":"file_selector_windows","dependencies":[]},{"name":"flutter_plugin_android_lifecycle","dependencies":[]},{"name":"image_picker","dependencies":["image_picker_android","image_picker_for_web","image_picker_ios","image_picker_linux","image_picker_macos","image_picker_windows"]},{"name":"image_picker_android","dependencies":["flutter_plugin_android_lifecycle"]},{"name":"image_picker_for_web","dependencies":[]},{"name":"image_picker_ios","dependencies":[]},{"name":"image_picker_linux","dependencies":["file_selector_linux"]},{"name":"image_picker_macos","dependencies":["file_selector_macos"]},{"name":"image_picker_windows","dependencies":["file_selector_windows"]}],"date_created":"2023-10-29 19:56:33.746372","version":"3.13.9"}
+{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","native_build":true,"dependencies":[]},{"name":"image_picker_ios","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_ios-0.8.8/","native_build":true,"dependencies":[]}],"android":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","native_build":true,"dependencies":["flutter_plugin_android_lifecycle"]},{"name":"flutter_plugin_android_lifecycle","path":"/Users/kishor/.pub-cache/hosted/pub.dev/flutter_plugin_android_lifecycle-2.0.15/","native_build":true,"dependencies":[]},{"name":"image_picker_android","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_android-0.8.7+4/","native_build":true,"dependencies":["flutter_plugin_android_lifecycle"]}],"macos":[{"name":"file_selector_macos","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_macos-0.9.3+1/","native_build":true,"dependencies":[]},{"name":"image_picker_macos","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_macos-0.2.1/","native_build":false,"dependencies":["file_selector_macos"]}],"linux":[{"name":"file_selector_linux","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_linux-0.9.2/","native_build":true,"dependencies":[]},{"name":"image_picker_linux","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_linux-0.2.1/","native_build":false,"dependencies":["file_selector_linux"]}],"windows":[{"name":"file_selector_windows","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_selector_windows-0.9.3/","native_build":true,"dependencies":[]},{"name":"image_picker_windows","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_windows-0.2.1/","native_build":false,"dependencies":["file_selector_windows"]}],"web":[{"name":"file_picker","path":"/Users/kishor/.pub-cache/hosted/pub.dev/file_picker-6.0.0/","dependencies":[]},{"name":"image_picker_for_web","path":"/Users/kishor/.pub-cache/hosted/pub.dev/image_picker_for_web-3.0.0/","dependencies":[]}]},"dependencyGraph":[{"name":"file_picker","dependencies":["flutter_plugin_android_lifecycle"]},{"name":"file_selector_linux","dependencies":[]},{"name":"file_selector_macos","dependencies":[]},{"name":"file_selector_windows","dependencies":[]},{"name":"flutter_plugin_android_lifecycle","dependencies":[]},{"name":"image_picker","dependencies":["image_picker_android","image_picker_for_web","image_picker_ios","image_picker_linux","image_picker_macos","image_picker_windows"]},{"name":"image_picker_android","dependencies":["flutter_plugin_android_lifecycle"]},{"name":"image_picker_for_web","dependencies":[]},{"name":"image_picker_ios","dependencies":[]},{"name":"image_picker_linux","dependencies":["file_selector_linux"]},{"name":"image_picker_macos","dependencies":["file_selector_macos"]},{"name":"image_picker_windows","dependencies":["file_selector_windows"]}],"date_created":"2023-10-31 16:27:03.087185","version":"3.13.9"}

CHANGELOG.md

@@ -1,3 +1,6 @@
+# 2.0.3
+- add new `EmojiTextFormatter` for allowing/denying emoji in text field
+
 # 2.0.2
 - added `let` extension on Object
 - code cleanup

lib/src/constants/constants.dart

@@ -1,2 +1,3 @@
 export 'boolean.dart';
+export 'emoji.dart';
 export 'sizes.dart';

lib/src/constants/emoji.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/services.dart';
+
+import '../constants/constants.dart';
+
+/// {@template emoji_text_formatter}
+/// A [TextInputFormatter] that allows/deny  emoji characters.
+/// {@endtemplate}
+class EmojiTextFormatter extends TextInputFormatter {
+  /// {@macro emoji_text_formatter}
+  ///
+  /// Creates a formatter that allows emoji characters.
+  ///
+  /// emoji characters are not replaced.
+  const EmojiTextFormatter.allow() : _allow = true;
+
+  /// {@macro emoji_text_formatter}
+  ///
+  /// Creates a formatter that denies only emoji characters.
+  ///
+  /// emoji characters are replaced with empty string.
+  const EmojiTextFormatter.deny() : _allow = false;
+
+  /// Whether this formatter allows or denies emoji characters.
+  final bool _allow;
+
+  @override
+  TextEditingValue formatEditUpdate(
+      TextEditingValue oldValue, TextEditingValue newValue) {
+    if (_allow) {
+      return TextEditingValue(
+          text: newValue.text, selection: newValue.selection);
+    }
+    var text = newValue.text.replaceAll(emojiRegExp, '');
+    var selection = newValue.selection;
+    if (oldValue.text == text) {
+      selection = oldValue.selection;
+    }
+    return TextEditingValue(text: text, selection: selection);
+  }
+}

lib/src/input_formatters/emoji_text_formatter.dart

@@ -1,3 +1,4 @@
 export 'case_text_formatters.dart';
+export 'emoji_text_formatter.dart';
 export 'masked_text_formatter.dart';
 export 'no_space_text_formatter.dart';

lib/src/input_formatters/input_formatters.dart

@@ -1,6 +1,6 @@
 name: fp_util
 description: Utilities and Extensions for num,BuildContext,EdgeInsets,File,String. constants for horizontal and vertical spacing.
-version: 2.0.2
+version: 2.0.3
 
 homepage: https://mkcli.kishormainali.com/
 repository: https://github.com/kishormainali/fp_util
@@ -33,6 +33,7 @@ dependencies:
 
   mask_text_input_formatter: ^2.5.0
 
+
 dev_dependencies:
   flutter_lints: ^3.0.0
   freezed: ^2.4.5